Answer:
4
Explanation:
If both parents were Hetero brown, they would both have this allele: Bb.
If you were to draw a punnet square, the outcomes would be: BB, Bb, Bb, and bb.
There would be a 75% chance of the offspring having brown eyes and a 25% chance of the offspring having blue eyes.
1. what it looks like 2. smells 3.feel 4.what happens if mixed with other properties
I'm pretty sure it is "c"
The reptile is evolving over millions of years.